After screeding, concrete should be further leveled by using a _____
a. drag
b. darby
c. drift
d. dilly
b
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What is the most commonly used lumber size in making floor trusses, and what is the width of such a truss?
What will be an ideal response?
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The _____ contains vocal cords that vibrate when air passes through them, producing sound
a. nasal cavity c. bronchi b. larynx d. esophagus
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A new hacksaw blade should not be used to finish a cut started with an old blade because:
A) It would take too long B) The pitch is too coarse C) The kerf would wear rapidly D) The set would wear rapidly
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The radial clearance of a needle bearing is not adjustable
Indicate whether the statement is true or false
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